2SD1273A и другие
| Компонент | Описание | Производитель | |
| 2SD1273 | Silicon NPN triple diffusion planar type |
Panasonic Semiconductor |
 |
| 2SD1273 | Silicon PNP epitaxial planar type(For power amplification) |
Panasonic Semiconductor |
|
| 2SD1273A | Silicon NPN triple diffusion planar type |
Panasonic Semiconductor |
|
| KSD1273 | High hFE, AF Power Amplifier |
Fairchild Semiconductor |
|